Powercore 4 Hex Exhaust Silencer 20-23 KTM Husqvarna GasGas XCF-W 350-501 - FMF 045645

Engineered for riders seeking race-inspired performance without the premium price tag, the FMF Powercore 4 HEX 045645 slip-on delivers noticeable gains in torque and horsepower while featuring a robust build designed for durability. Constructed from stainless steel and aluminium with advanced internal packing, this high-flow muffler optimises exhaust evacuation and includes a removable spark arrestor, making it ideal for demanding off-road environments.

Features

• Notice: Closed Course Use Only
• Race-inspired slip-on design for increased power and torque
• Durable aluminium construction with stainless steel midpipe and endcap
• Natural finish resists wear and corrosion
• Space Age internal packing material ensures long service life
• Internal Hi-Flo core enhances exhaust flow
• Removable screen-type spark arrestor included
• Compatible with quiet insert (sold separately)
• Lightweight design (4.5 lbs / approx. 2 kg)
• Single configuration, easy to install

Specifications

• Item ID: 045645
• Type: Slip-On
• Configuration: Single
• Construction: Aluminium
• Finish: Natural
• Midpipe: Stainless Steel
• Endcap: Stainless Steel
• Spark Arrestor: Included (screen insert)
• Quiet Insert: Available (sold separately)
• Weight: 4.5 lbs
• Carb Warning: No

Vehicle Fitment

GAS GAS

• EC 250F (2021)
• EC 350F (2021)

HUSQVARNA

• FE 250 (2020–2021)
• FE 350 (2020–2023)
• FE 350 Rockstar Edition (2021)
• FE 450 (2020–2021, 2023)
• FE 501 (2020–2023)

KTM

• 350 XCF-W (2020–2022)
• 450 XCF-W (2020–2021, 2023)
• 500 XCF-W (2020–2023)